Dr. David N. Leaf M.D.

Hematuria - or blood in the urine - can be a cause of worry, as it is usually an abnormal occurrence. However, there is a possibility that its cause is either benign or an indication of something seriousThe presence of blood in the urine may or may not be seen. If you see blood in your urine, you...

Introduction Dysuria is the medical term used to describe painful or difficult urination. The discomfort is usually characterized by a burning sensation. Most individuals who complain of painful or burning urination have a urinary tract infection. There are many health conditions that can cause...

What is chlamydia?Chlamydia is one of the most widespread sexually transmitted diseases (STDs) in the United States. It is caused by the bacteria Chlamydia trachomatis. Chlamydia infection is more or less like gonorrhea in terms of its symptoms and format of spreading from one person to the other....

Male circumcision has been a highly debated topic with arguments both for and against it. Various religious and traditional practices across the globe favor circumcision. However, there are also large sections of the population in other parts of the world where circumcision is not recommended by...

OverviewAn epididymal cyst or a spermatocele is a benign cyst that usually develops in the epididymis. The epididymis is a long, coiled tube that collects, stores, and transports sperm from the testes. Approximately 30 percent of males develop this condition in their lives.Another term for an...

Urine Culture and Sensitivity TestA urine culture is a laboratory test that can identify specific types of germs that cause urinary tract infections. A urinary tract infection occurs when bacteria enter the urinary system through the urethra. Bacteria can rapidly grow and multiply, and cause an...